801103 is the Zip Code of D.Simri which is based at Patna district, in Bihar state. PIN is expressed as Postal Index Number and it is the mix of 6 digit numeric value that You can also call Postal Code, Zip Code, and Pin Code, that represent entire post offices with a special number that is divided into three sections means, Pin Code of D.Simri is 801103 in which the first digit like 8 that express region of Pin Code means Patna and the second digit like 0 that express the sub region and the third means 1 is used as short districts like, Patna is the district of D.Simri and the end three digits means 103 are used as display the Post Offices.